Skip to main content

Signature on Android For Free

Drop document here to upload
Select from device
Up to 100 MB for PDF and up to 25 MB for DOC, DOCX, RTF, PPT, PPTX, JPEG, PNG, JFIF, XLS, XLSX or TXT

Last updated on Sep 13, 2026

Signature on Android

Sign documents on your Android device quickly and easily using pdfFiller's signature tool.

What is the Signature Tool?

The signature tool is an intuitive feature that allows you to create and apply your signature directly on your Android device. It is essential to understand the distinction between self-signing documents and sending them for signature. This tool focuses on self-signing capabilities, making it particularly useful for small businesses that need a straightforward solution.

There are several methods available for signing documents, including drawing, typing, and uploading an image of your signature. The user-friendly interface is designed to cater to small businesses, ensuring that anyone can navigate it without confusion. By utilizing this tool, you can enhance your document workflow without the need for complex terminology or processes.

How Does This Feature Solve Workflow Problems?

Traditional signing methods often involve printing, signing, and scanning documents, which can lead to delays and inefficiencies. These challenges can significantly slow down document turnaround times, affecting the overall workflow of small businesses. The importance of quick document turnaround cannot be overstated, as it directly impacts productivity and client satisfaction.

By using the signature tool on Android, you can eliminate these challenges. The ability to sign documents digitally means that you can complete transactions and agreements in a fraction of the time it would take using traditional methods. This efficiency is particularly beneficial for small businesses that need to maintain agility in their operations.

Three Ways to Create Your Signature

There are three primary methods to create your signature using the pdfFiller tool: drawing, typing, and uploading an image. Each method is legally equivalent, ensuring that your signature holds the same validity regardless of how it is created.

When you draw your signature, you can use your finger or a stylus, allowing for a personal touch. Typing your signature offers a quick alternative, where you can choose from various font styles. Lastly, uploading an image of your signature provides a convenient option for those who prefer a scanned version. Each method has its benefits, catering to different user scenarios and preferences.

How to Draw Your Signature

  • Open the pdfFiller app on your Android device and select the document you want to sign.
  • Choose the option to draw your signature from the signature tool menu.
  • Use your finger or a stylus on the touchpad to create your signature.
  • Adjust the color and thickness of your signature using the customization options available.
  • Practice drawing your signature until you are satisfied with its appearance.
  • Once you are happy with your signature, save it for future use.
  • Place your signature in the designated area of the document.
  • Finalize the document and save or share it as needed.

How to Type Your Signature

  • Access the pdfFiller app and open the document you wish to sign.
  • Select the option to type your signature from the signature tool menu.
  • Choose a font style that best represents your signature.
  • Customize the color of your signature to match your preferences.
  • Resize your typed signature to fit the designated area of the document.
  • Reposition your signature as needed to ensure it looks professional.
  • Save your typed signature for future documents.
  • Insert your signature into the document and complete the signing process.

How to Upload Your Signature Image

  • Open the pdfFiller app and navigate to the document you want to sign.
  • Select the option to upload your signature image from the signature tool menu.
  • Ensure your signature image is in a supported format, such as PNG or JPEG.
  • Follow the prompts to locate and select your signature image from your device.
  • Adjust the size of the uploaded signature to fit the document properly.
  • Reposition the uploaded signature to the appropriate area of the document.
  • Save the uploaded signature for future use if desired.
  • Complete the signing process by finalizing the document.

Adding Initials to Your Document

To add initials using the signature tool, you can use similar methods as with your signature. You can draw, type, or upload an image of your initials. Customization options allow you to adjust the appearance of your initials, ensuring they match your signature style.

It is important to note that initials hold legal validity, just like a full signature. This means you can use them in various documents, such as contracts or agreements, where a quick acknowledgment is needed.

Saving and Reusing Your Signatures

To save your signatures in your pdfFiller account, navigate to the signature management section within the app. Here, you can easily save your signatures for future documents, which saves time and effort.

You can also set a default signature, allowing you to apply it automatically to documents without needing to select it each time. The benefits of reusing signatures include increased efficiency and consistency across your documents, making your workflow smoother.

Legal Validity of Signatures

Signatures created with pdfFiller are compliant with various legal standards, including ESIGN, UETA, eIDAS, and GDPR. This compliance ensures that your digital signatures are legally binding and recognized in court.

Timestamped audit trails are crucial for maintaining the integrity of signed documents. Each signature is verified by a pdfFiller badge, providing additional assurance of its authenticity and legal standing.

Common Scenarios for Signing

There are several common scenarios where the signature tool can be invaluable. For instance, signing a lease agreement requires a quick and efficient process to finalize the terms between parties. Authorizing a contract can also benefit from the speed and ease of digital signatures, allowing for faster business transactions.

Completing forms that require signatures is another scenario where this tool shines. By using the signature tool, you can ensure that all necessary documents are signed promptly, facilitating smoother operations in your business.

Browser and Device Compatibility

pdfFiller's signature tool is compatible with various browsers on Android devices, including Chrome and Firefox. This compatibility ensures that you can access the tool from your preferred browser without issues.

However, it is essential to note that older devices may experience limitations in performance or functionality. Keeping your device updated will help you avoid any potential issues when using the signature tool.

Next Steps After Signing

After signing a document, you have several options for sharing it. You can easily share signed documents via email or other platforms directly from the pdfFiller app. Additionally, you can save the signed document to your device or cloud storage for future reference.

Integrating with other pdfFiller features, such as document editing or form filling, allows you to streamline your workflow further. This integration ensures that you can manage all aspects of your documents in one place, enhancing your overall efficiency.

Try most popular PDF tools

Discover a full set of tools to handle any document task.

Edit PDFs

Make quick PDF edits online.

Sign

Add legally binding signatures.

Merge

Combine multiple PDFs.

Request signatures

Send a document for signing.

Convert

Transform PDFs into other formats.

Rearrange

Change the order of pages.

Share

Send PDFs for review or editing.

Compress

Reduce PDF file sizes.

How to sign a document online?

Upload

Signing and editing documents has never been easier

  • Edit and sign in one place Quickly eSign documents after reviewing or editing — no need to juggle tools and move files back and forth. Get your PDFs done fast with all the tools you need at your fingertips.
  • Easy sharing & collaboration After signing a document, share it instantly with clients and stakeholders for review, editing, or comments. To request signatures from other parties, add fillable fields and send the document for signing.
  • Mobile-ready solution Easily edit, sign, and send your documents from anywhere, even on the go. pdfFiller is entirely cloud-based, so you can manage documents effectively from your computer, smartphone, or tablet.
  • Legally binding & secure Sign contracts and agreements following global eSignature laws, including ESIGN, UETA, eIDAS, and GDPR. With HIPAA, PCI DSS, SOC 2 Type II, and other compliance standards, pdfFiller works for any industry.

Who needs this?

Explore how professionals use pdfFiller to sign documents.

Healthcare

Healthcare professionals use pdfFiller to simplify document signing, from patient consent forms to medical record requests. They can easily request, approve, and share signed documents with patients, staff, or suppliers, saving time and improving communication.

  • Patient consent forms
  • Prescription forms
  • Lab test requisition forms
  • Referral and consultation forms
Healthcare
  • G2 — Users Most Likely To Recommend
  • G2 — Grid Leader in Small-Business
  • G2 — High Performer
  • G2 — Regional Leader
  • G2 — Easiest To Do Business With
  • G2 — Best Meets Requirements
  • G2 — Best Support

pdfFiller scores top ratings on review platforms

pdfFiller is rated 4.6 out of 5 stars across 1,000+ G2 reviews.

It works, which is more than I can say of anything else I have tried, and it is easy to work, too.
Robert M B
so far so good, I thought the price was discounted, but I guess 120/year is the discount?
Assurance D
works great works great, love the website.
bbabsm
GOOD JOB The process was extremely easy to understand and forward for signature. Thank you very much
Vivian Brumley
Great user friendly way to sign… Great user friendly way to sign documents
Steven Hoezee
I love the product just don't have the need to justify a full subscription. I enjoyed the trial period and had great Customer Service when needed. Very prompt with replies. I would recommend this product.
Kim R

eSign documents with a trusted, all‑in‑one solution

Try easy-to-use tools for all your document management needs.

pdfFiller workspace for creating, filling and managing PDF forms

Why sign documents with pdfFiller?

Ease of use

Watch pdfFiller eSignatures in action

Check out a quick video tutorial that shows how to create and place your signature or send a document for signing.

FAQs

If you can't find what you're looking for, please contact us anytime!

To add a signature on Android using pdfFiller, simply open the app and upload your PDF document. Tap on the 'Fill' option, then select 'Signature' to create or import your signature. After placing it in the desired location, save the document. This process ensures that your signature is securely embedded in the PDF, maintaining its integrity across devices. For optimal results, consider using a stylus for precise signature placement.

When signing documents on Android with pdfFiller, your data is protected by advanced security protocols, including AES-256 encryption and secure cloud storage. This ensures that your signature and personal information remain confidential and are only accessible to authorized users. Always ensure that your app is updated to the latest version to benefit from the latest security features. Regularly reviewing your document sharing settings can also enhance your security.

While pdfFiller primarily operates as a cloud-based platform, you can prepare your documents for signing offline by downloading them to your Android device. However, to finalize and securely store your signature, you will need to connect to the internet. This hybrid approach allows for flexibility in document management while ensuring that your signature on Android remains secure and compliant with legal standards.

Yes, pdfFiller supports multiple document formats for signatures on Android, including DOCX, PPTX, and image files. You can easily convert these formats to PDF within the app, allowing you to add your signature seamlessly. This cross-platform compatibility ensures that you can manage and sign various document types without losing functionality. For best practices, always check the formatting after conversion to ensure your signature appears correctly.

If your signature doesn’t appear correctly on Android, first check the resolution and format of the signature file. Ensure it is in a compatible format like PNG or JPG and has a transparent background for best results. If issues persist, try re-uploading the signature or adjusting its size within the pdfFiller app. Additionally, ensure that your app is updated to the latest version to avoid any glitches that may affect signature display.

pdfFiller enhances document automation for signatures on Android by allowing users to create templates that include pre-defined signature fields. This feature streamlines the signing process, especially for remote teams and legal professionals who frequently handle multiple documents. By automating signature placement, you can save time and reduce errors. To set up a template, simply upload your document, add signature fields, and save it for future use.

Yes, pdfFiller allows you to track the status of your signed documents on Android. After sending a document for signature, you can view real-time updates on its status, including whether it has been viewed or signed. This feature is particularly useful for remote professionals and legal teams who need to ensure timely responses. To access this feature, navigate to the 'Manage Documents' section within the app for comprehensive tracking.

What businesses achieve with pdfFiller

Discover how you can benefit too.

pdfFiller allows us to tap into additional markets and sell business we might not otherwise have sold because of the speed and ease with which we can produce the forms.

Scaturro Insurance Agency LLC

One tool. Every document task.

One workflow shouldn’t take five tools

Start free trial